Closed
Description
Compiling string_cache v0.2.29
error: internal compiler error: unexpected panic
note: the compiler unexpectedly panicked. this is a bug.
note: we would appreciate a bug report: https://github.com/rust-lang/rust/blob/master/CONTRIBUTING.md#bug-reports
note: run with `RUST_BACKTRACE=1` for a backtrace
thread 'rustc' panicked at 'called `Option::unwrap()` on a `None` value', /checkout/src/libcore/option.rs:323
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
stack backtrace:
0: rustc_metadata::cstore::CStore::get_crate_data
1: rustc_metadata::cstore_impl::<impl rustc::middle::cstore::CrateStore for rustc_metadata::cstore::CStore>::def_key
2: rustc_resolve::build_reduced_graph::<impl rustc_resolve::Resolver<'a>>::macro_def_scope
3: rustc_resolve::Resolver::resolve_path
4: rustc_resolve::Resolver::resolve_qpath
5: rustc_resolve::Resolver::smart_resolve_path_fragment
6: rustc_resolve::Resolver::smart_resolve_path
7: rustc_resolve::Resolver::resolve_expr
8: rustc_resolve::Resolver::resolve_block
9: <rustc_resolve::Resolver<'a> as syntax::visit::Visitor<'tcx>>::visit_fn
10: syntax::visit::walk_impl_item
11: rustc_resolve::Resolver::with_type_parameter_rib
12: rustc_resolve::Resolver::with_current_self_type
13: rustc_resolve::Resolver::with_self_rib
14: rustc_resolve::Resolver::with_optional_trait_ref
15: rustc_resolve::Resolver::with_self_rib
16: rustc_resolve::Resolver::resolve_item
17: syntax::visit::walk_item
18: rustc_resolve::Resolver::resolve_item
19: rustc_resolve::Resolver::resolve_crate
20: rustc_driver::driver::phase_2_configure_and_expand
21: rustc_driver::driver::compile_input
22: rustc_driver::run_compiler
23: std::panicking::try::do_call
24: __rust_maybe_catch_panic
at /checkout/src/libpanic_unwind/lib.rs:98
25: <F as alloc::boxed::FnBox<A>>::call_box
26: std::sys::imp::thread::Thread::new::thread_start
at /checkout/src/liballoc/boxed.rs:650
at /checkout/src/libstd/sys_common/thread.rs:21
at /checkout/src/libstd/sys/unix/thread.rs:84
27: start_thread
28: clone
error: Could not compile `string_cache`.
rustc 1.17.0-nightly (824c9ebbd 2017-03-12)